GRAPHICS: MACGUI: Do not add input line to the original MacText content

During resize we were replaying all MacText appends, which was including
whole history of the input. Eek.

4 files changed, 19 insertions, 12 deletions

diff --git a/graphics/macgui/mactext.cpp b/graphics/macgui/mactext.cpp
index 925f21beac..7fd129f968 100644
--- a/graphics/macgui/mactext.cpp
+++ b/graphics/macgui/mactext.cpp
@@ -378,15 +378,17 @@ uint getNewlinesInString(const Common::String &str) {
 	return newLines;
 }
 
-void MacText::appendText(Common::String str, int fontId = kMacFontChicago, int fontSize = 12, int fontSlant = kMacFontRegular) {
+void MacText::appendText(Common::String str, int fontId, int fontSize, int fontSlant, bool skipAdd) {
 	uint oldLen = _textLines.size();
 
 	MacFontRun fontRun = MacFontRun(_wm, fontId, fontSlant, fontSize, 0, 0, 0);
 
 	_currentFormatting = fontRun;
 
-	_str += fontRun.toString();
-	_str += str;
+	if (!skipAdd) {
+		_str += fontRun.toString();
+		_str += str;
+	}
 
 	splitString(str);
 	recalcDims();
@@ -394,13 +396,15 @@ void MacText::appendText(Common::String str, int fontId = kMacFontChicago, int f
 	render(oldLen - 1, _textLines.size());
 }
 
-void MacText::appendTextDefault(Common::String str) {
+void MacText::appendTextDefault(Common::String str, bool skipAdd) {
 	uint oldLen = _textLines.size();
 
 	_currentFormatting = _defaultFormatting;
 
-	_str += _defaultFormatting.toString();
-	_str += str;
+	if (!skipAdd) {
+		_str += _defaultFormatting.toString();
+		_str += str;
+	}
 
 	splitString(str);
 	recalcDims();
diff --git a/graphics/macgui/mactext.h b/graphics/macgui/mactext.h
index 98bfd64e57..d93ad13049 100644
--- a/graphics/macgui/mactext.h
+++ b/graphics/macgui/mactext.h
@@ -102,8 +102,8 @@ public:
 			}
 
 	void draw(ManagedSurface *g, int x, int y, int w, int h, int xoff, int yoff);
-	void appendText(Common::String str, int fontId, int fontSize, int fontSlant);
-	void appendTextDefault(Common::String str);
+	void appendText(Common::String str, int fontId = kMacFontChicago, int fontSize = 12, int fontSlant = kMacFontRegular, bool skipAdd = false);
+	void appendTextDefault(Common::String str, bool skipAdd = false);
 	void clearText();
 	void replaceLastLine(Common::String str);
 	void removeLastLine();
diff --git a/graphics/macgui/mactextwindow.cpp b/graphics/macgui/mactextwindow.cpp
index 3a90908b5c..7b1c1e59c4 100644
--- a/graphics/macgui/mactextwindow.cpp
+++ b/graphics/macgui/mactextwindow.cpp
@@ -78,8 +78,8 @@ void MacTextWindow::resize(int w, int h) {
 	MacWindow::resize(w, h);
 }
 
-void MacTextWindow::appendText(Common::String str, const MacFont *macFont) {
-	_mactext->appendText(str, macFont->getId(), macFont->getSize(), macFont->getSlant());
+void MacTextWindow::appendText(Common::String str, const MacFont *macFont, bool skipAdd) {
+	_mactext->appendText(str, macFont->getId(), macFont->getSize(), macFont->getSlant(), skipAdd);
 
 	_contentIsDirty = true;
 
@@ -188,6 +188,9 @@ void MacTextWindow::undrawInput() {
 	for (uint i = 0; i < _inputTextHeight; i++)
 		_mactext->removeLastLine();
 
+	if (_inputTextHeight)
+		appendText("\n", _font, true);
+
 	_inputTextHeight = 0;
 }
 
@@ -201,7 +204,7 @@ void MacTextWindow::drawInput() {
 	_inputTextHeight = MAX(1u, text.size()); // We always have line to clean
 
 	// And add new input line to the text
-	appendText(_inputText, _font);
+	appendText(_inputText, _font, true);
 
 	_cursorX = _inputText.empty() ? 0 : _fontRef->getStringWidth(text[_inputTextHeight - 1]);
 
diff --git a/graphics/macgui/mactextwindow.h b/graphics/macgui/mactextwindow.h
index d52e969022..a005ad93e8 100644
--- a/graphics/macgui/mactextwindow.h
+++ b/graphics/macgui/mactextwindow.h
@@ -65,7 +65,7 @@ public:
 	void setTextWindowFont(const MacFont *macFont);
 	const MacFont *getTextWindowFont();
 
-	void appendText(Common::String str, const MacFont *macFont);
+	void appendText(Common::String str, const MacFont *macFont, bool skipAdd = false);
 	void clearText();
 
 	void setSelection(int selStartX, int selStartY, int selEndX, int selEndY);